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US Patent: 1,973,943
Socket Collet Structure
Patentee:
Joseph F. Buhr (exact or similar names) - Ann Arbor, Washtenaw County, MI

USPTO Classifications:
279/105.1

Tool Categories:
metalworking machines : drilling and boring : drill presses : drill press accessories

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Sep. 16, 1932
Granted: Sep. 18, 1934

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Buhr Machine Tool Co.

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